985527223 has 2 divisors, whose sum is σ = 985527224. Its totient is φ = 985527222.

The previous prime is 985527149. The next prime is 985527233. The reversal of 985527223 is 322725589.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-985527223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 985527223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (985527233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492763611 + 492763612.

It is an arithmetic number, because the mean of its divisors is an integer number (492763612).

Almost surely, 2^985527223 is an apocalyptic number.

985527223 is a deficient number, since it is larger than the sum of its proper divisors (1).

985527223 is an equidigital number, since it uses as much as digits as its factorization.

985527223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 302400, while the sum is 43.

The square root of 985527223 is about 31393.1078901086. The cubic root of 985527223 is about 995.1522785714.

The spelling of 985527223 in words is "nine hundred eighty-five million, five hundred twenty-seven thousand, two hundred twenty-three".